Thursday, 8 November 2018
linux - How do I delete an exported environment variable?
Answer
Answer
Before installing gnuplot, I set the environment variable GNUPLOT_DRIVER_DIR = /home/gnuplot/build/src. During the installation, something went wrong.
I want to remove the GNUPLOT_DRIVER_DIR environment variable. How can I achieve it?
Answer
unset is the command you're looking for.
unset GNUPLOT_DRIVER_DIR
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php - file_get_contents shows unexpected output while reading a file
I want to output an inline jpg image as a base64 encoded string, however when I do this : $contents = file_get_contents($filename); print ...
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